Andrew Large, executive vice-president for the World Federation of Building Service Contractors (WFBSC), looks ahead to ISSA/INTERCLEAN, which is just over a week away.The great and good of the cleaning industry will be heading for Amsterdam in early May to attend ISSA/INTERCLEAN. This biennial show is in many ways the summit for suppliers to the industry. It is a global showcase and exhibitors and attendees flock in their thousands.